Ramunap Red isnt interested in playing against a plethora of 1/1 lifelink tokens, and thats exactly what Mavren Fein, Dusk Apostle can deliver, especially if your deck is poor at blocking like Ramunap Red is
And its a reasonably popular lifegain commander that uses those artifact combos as finishers
Compare to one of my favorite cards of all time, Grave Titan (4BB Deathtouch Whenever Grave Titan enters the battlefield or attacks, put two 2/2 black Zombie creature tokens onto the battlefield
Many builds of the Amethyst/Emerald Lever Tempo deck are some of Disney Lorcanas most affordable tournament strategies, which has created a high demand for all of the decks newest additions, with Wrong Lever
The Capitoline Triad The Capitoline Triad is trivial to get down for free in a sagas deck, a legends deck or even an artifact deck, so maybe Ill adjust my feeling for Papa Leo, as turning all those Thopters into flying Colossus of Sardias sounds awesome